<div class="refentry"><a id="glDeleteShader"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>glDeleteShader — delete a shader object</p></div><div class="refsynopsisdiv"><h2>C Specification</h2><div class="funcsynopsis"><table class="funcprototype-table" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">void <strong class="fsfunc">glDeleteShader</strong>(</code></td><td>GLuint <var class="pdparam">shader</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1"><a id="parameters"></a><h2>Parameters</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>shader</code></em></span></dt><dd><p>Specifies the shader object to be deleted.</p></dd></dl></div></div><div class="refsect1"><a id="description"></a><h2>Description</h2><p><code class="function">glDeleteShader</code> frees the memory and
	invalidates the name associated with the shader object specified
	by <em class="parameter"><code>shader</code></em>. This command effectively
	undoes the effects of a call to
	<a class="citerefentry" href="glCreateShader"><span class="citerefentry"><span class="refentrytitle">glCreateShader</span></span></a>.</p><p>If a shader object to be deleted is attached to a program
	object, it will be flagged for deletion, but it will not be
	deleted until it is no longer attached to any program object,
	for any rendering context (i.e., it must be detached from
	wherever it was attached before it will be deleted). A value of
	0 for <em class="parameter"><code>shader</code></em> will be silently
	ignored.</p><p>To determine whether an object has been flagged for
	deletion, call
	<a class="citerefentry" href="glGetShaderiv"><span class="citerefentry"><span class="refentrytitle">glGetShaderiv</span></span></a>
	with arguments <em class="parameter"><code>shader</code></em> and
	<code class="constant">GL_DELETE_STATUS</code>.</p></div><div class="refsect1"><a id="errors"></a><h2>Errors</h2><p><code class="constant">GL_INVALID_VALUE</code> is generated if
	<em class="parameter"><code>shader</code></em> is not a value generated by
	OpenGL.</p></div><div class="refsect1"><a id="associatedgets"></a><h2>Associated Gets</h2><p><a class="citerefentry" href="glGetAttachedShaders"><span class="citerefentry"><span class="refentrytitle">glGetAttachedShaders</span></span></a>
	with the program object to be queried</p><p><a class="citerefentry" href="glGetShaderiv"><span class="citerefentry"><span class="refentrytitle">glGetShaderiv</span></span></a>
	with arguments <em class="parameter"><code>shader</code></em> and
	<code class="constant">GL_DELETE_STATUS</code></p><p><a class="citerefentry" href="glIsShader"><span class="citerefentry"><span class="refentrytitle">glIsShader</span></span></a></p></div>
        {$pipelinestall}{$examples}
        <div class="refsect1"><a id="seealso"></a><h2>See Also</h2><p><a class="citerefentry" href="glCreateProgram"><span class="citerefentry"><span class="refentrytitle">glCreateProgram</span></span></a>,
	<a class="citerefentry" href="glCreateShader"><span class="citerefentry"><span class="refentrytitle">glCreateShader</span></span></a>,
	<a class="citerefentry" href="glDetachShader"><span class="citerefentry"><span class="refentrytitle">glDetachShader</span></span></a>,
	<a class="citerefentry" href="glUseProgram"><span class="citerefentry"><span class="refentrytitle">glUseProgram</span></span></a></p></div><div class="refsect1"><div id="Copyright"><h2>Copyright</h2><p>
            Copyright © 2003-2005 3Dlabs Inc. Ltd.
            This material may be distributed subject to the terms and conditions set forth in
            the Open Publication License, v 1.0, 8 June 1999.
            <a class="ulink" href="http://opencontent.org/openpub/" target="_top">http://opencontent.org/openpub/</a>.
        </p></div></div></div>
